Hoffman-Radio-Corp-129 电路原理图.pdf

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1、MANUAL OF 1949 MOST-OFTEN-NEEDED RADIO DIAGRAMS HOFFMAN RADIO CORPORATION 5YMIOt. DesclrT,0N 1 jgH BS MODELS B508, B509 and B510 C1, C2, C3, C4 | 4 Section Variable 4409 $3.96 C5, C6 Trimmer If.M. Stion) 4308 .80 CHASSIS 129 I C7, C8 Trimmer (A.M. Section) 4313 I .20 wy - gGCp 3 n Oo to 1 /C46 T7 )

2、(C47, r6K6 / 6K6 6T J l GT Q ?) or P Tg j Tl | Cl, C2, C3, C4 4 Section Variable 4409 C5, C6 Trimmer 7F8 / / F.M. OSCILLATOR / T ,_rsC_Woes , / T4 / 020 i RI3 RI6 k.C40 C43 L R35 R39 n i / / /_AM / l PHONO 1 F.M. - CjC_ . 1 j J/ 6BE6_|bfcx /i i Nrt i. EXT. Lj 3| l*T A.M. DETECT _J_ * SI ! ant. / pKa osc 1 -T % s j SPEAKER SlRECEPT. INTERMEDIATE FREQUENCIES; Broadcast Band . 455 Kc FM Band . 10.7 Me PHONO C27 MOTOR -KRECEPT 50 收音机爱 好者资料库 RadioFans.CN